廖师兄springboot微信点餐开发中相关注解使用解释

package com.imooc.dataobject;

import lombok.Data;import org.hibernate.annotations.DynamicUpdate;

import javax.persistence.Entity;import javax.persistence.GeneratedValue;import javax.persistence.Id;import java.util.Date;

/** * 类目 * Created by 廖师兄 * 2017-05-07 14:30 */@Entity //映射数据库@DynamicUpdate //时间自动更新@Data // 省略set  get ,需要下载lombok插件public class ProductCategory {

    /** 类目id. */    @Id    @GeneratedValue    private Integer categoryId;

    /** 类目名字. */    private String categoryName;

    /** 类目编号. */    private Integer categoryType;

    private Date createTime;

    private Date updateTime;

    public ProductCategory() {    }

    public ProductCategory(String categoryName, Integer categoryType) {        this.categoryName = categoryName;        this.categoryType = categoryType;    }}

原文地址：https://www.cnblogs.com/mark-luo/p/10447757.html